Home / 11,532.48-15,914.98-6,816.76

Finding the Fourth Proportional to 11,532.48, 15,914.98 and 6,816.76

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Solution

The fourth proportional to 11,532.48, 15,914.98 and 6,816.76 is: 9,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,532.48 : 15,914.98 = 6,816.76 : x
  2. Step 2: Convert to fraction form
    11,532.48/15,914.98 = 6,816.76/x
  3. Step 3: Cross multiply
    11,532.48x = 15,914.98 × 6,816.76
  4. Step 4: Simplify right side
    11,532.48x = 108,488,567.80
  5. Step 5: Solve for x
    x = 108,488,567.80/11,532.48
  6. Step 6: Final answer
    x = 9,407.22

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.